<html>
<head>
    <title>refresh example</title>
    <script type="text/JavaScript">
        function timeRefresh(timeoutPeriod) {
            setTimeout("location.reload(true);", timeoutPeriod);
        }
    </script>
</head>
<body onLoad="JavaScript:timeRefresh(5000);">
  <h3>
        {% for show in mqtt_msg_list%}
        <h3>{{show.topic}}=>
            :({{show.comment}})</h3>
        {% endfor %}
  </h3>
</body>
</html>


<!-- cmake -D CMAKE_BUILD_TYPE=RELEASE -D CMAKE_INSTALL_PREFIX=/usr/local -D INSTALL_C_EXAMPLES=ON -D INSTALL_PYTHON_EXAMPLES=ON -D OPENCV_EXTRA_MODULES_PATH=/home/pi/camera/opencv/opencv_contrib-4.1.2/modules ..
-D BUILD_EXAMPLES=ON -D WITH_LIBV4L=ON PYTHON3_EXECUTABLE=/usr/bin/python3.5 PYTHON_INCLUDE_DIR=/usr/include/python3.5 PYTHON_LIBRARY=/usr/lib/arm-linux-gnueabihf/libpython3.5m.so PYTHON3_NUMPY_INCLUDE_DIRS=/home/pi/.local/lib/python3.5/site-packages/numpy/core/include .. -->
